| Tuesday, September 14, 2021 |
| Girls' Water Polo |
| Pioneer (San Jose) at | 4 | |
| Harbor | 7 | Final |
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| Thursday, September 16, 2021 |
| Girls' Volleyball |
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| Friday, September 17, 2021 |
| Football |
| Valley Christian Academy (Roseville) at | 14 | |
| Harbor | 39 | Final |
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| Saturday, September 18, 2021 |
| Girls' Volleyball |
| Harbor Invitational |
| Local Participants |
| Harbor |
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